util/hex.h: Reserve result space in hex_encode()
Reserve enough space for the result of hex_encode() to eliminate reallocationsmaster
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3deaa7cf57
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1db4ae96b1
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@ -26,6 +26,8 @@ static const char hex_chars[] = "0123456789abcdef";
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static inline std::string hex_encode(const char *data, unsigned int data_size)
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static inline std::string hex_encode(const char *data, unsigned int data_size)
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{
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{
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std::string ret;
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std::string ret;
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ret.reserve(data_size * 2);
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char buf2[3];
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char buf2[3];
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buf2[2] = '\0';
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buf2[2] = '\0';
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